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[Qemu-devel] [PATCH] xen_disk: implement BLKIF_OP_FLUSH_DISKCACHE, remov
From: |
Stefano Stabellini |
Subject: |
[Qemu-devel] [PATCH] xen_disk: implement BLKIF_OP_FLUSH_DISKCACHE, remove BLKIF_OP_WRITE_BARRIER |
Date: |
Mon, 16 Apr 2012 18:05:57 +0100 |
Signed-off-by: Stefano Stabellini <address@hidden>
---
hw/xen_disk.c | 8 ++++----
1 files changed, 4 insertions(+), 4 deletions(-)
diff --git a/hw/xen_disk.c b/hw/xen_disk.c
index 015d2af..3e4a47b 100644
--- a/hw/xen_disk.c
+++ b/hw/xen_disk.c
@@ -183,12 +183,12 @@ static int ioreq_parse(struct ioreq *ioreq)
case BLKIF_OP_READ:
ioreq->prot = PROT_WRITE; /* to memory */
break;
- case BLKIF_OP_WRITE_BARRIER:
+ case BLKIF_OP_FLUSH_DISKCACHE:
if (!ioreq->req.nr_segments) {
ioreq->presync = 1;
return 0;
}
- ioreq->presync = ioreq->postsync = 1;
+ ioreq->postsync = 1;
/* fall through */
case BLKIF_OP_WRITE:
ioreq->prot = PROT_READ; /* from memory */
@@ -354,7 +354,7 @@ static int ioreq_runio_qemu_aio(struct ioreq *ioreq)
qemu_aio_complete, ioreq);
break;
case BLKIF_OP_WRITE:
- case BLKIF_OP_WRITE_BARRIER:
+ case BLKIF_OP_FLUSH_DISKCACHE:
if (!ioreq->req.nr_segments) {
break;
}
@@ -627,7 +627,7 @@ static int blk_init(struct XenDevice *xendev)
blkdev->file_size, blkdev->file_size >> 20);
/* fill info */
- xenstore_write_be_int(&blkdev->xendev, "feature-barrier", 1);
+ xenstore_write_be_int(&blkdev->xendev, "feature-flush-cache", 1);
xenstore_write_be_int(&blkdev->xendev, "info", info);
xenstore_write_be_int(&blkdev->xendev, "sector-size",
blkdev->file_blk);
xenstore_write_be_int(&blkdev->xendev, "sectors",
--
1.7.2.5
- [Qemu-devel] [PATCH] xen_disk: implement BLKIF_OP_FLUSH_DISKCACHE, remove BLKIF_OP_WRITE_BARRIER,
Stefano Stabellini <=
- Re: [Qemu-devel] [PATCH] xen_disk: implement BLKIF_OP_FLUSH_DISKCACHE, remove BLKIF_OP_WRITE_BARRIER, Konrad Rzeszutek Wilk, 2012/04/16
- Re: [Qemu-devel] [PATCH] xen_disk: implement BLKIF_OP_FLUSH_DISKCACHE, remove BLKIF_OP_WRITE_BARRIER, Christoph Hellwig, 2012/04/25
- Re: [Qemu-devel] [Xen-devel] [PATCH] xen_disk: implement BLKIF_OP_FLUSH_DISKCACHE, remove BLKIF_OP_WRITE_BARRIER, Ian Campbell, 2012/04/25
- Re: [Qemu-devel] [Xen-devel] [PATCH] xen_disk: implement BLKIF_OP_FLUSH_DISKCACHE, remove BLKIF_OP_WRITE_BARRIER, Christoph Hellwig, 2012/04/25
- Re: [Qemu-devel] [Xen-devel] [PATCH] xen_disk: implement BLKIF_OP_FLUSH_DISKCACHE, remove BLKIF_OP_WRITE_BARRIER, Stefano Stabellini, 2012/04/25
- Re: [Qemu-devel] [Xen-devel] [PATCH] xen_disk: implement BLKIF_OP_FLUSH_DISKCACHE, remove BLKIF_OP_WRITE_BARRIER, Ian Campbell, 2012/04/25
- Re: [Qemu-devel] [Xen-devel] [PATCH] xen_disk: implement BLKIF_OP_FLUSH_DISKCACHE, remove BLKIF_OP_WRITE_BARRIER, Christoph Hellwig, 2012/04/25
- Re: [Qemu-devel] [Xen-devel] [PATCH] xen_disk: implement BLKIF_OP_FLUSH_DISKCACHE, remove BLKIF_OP_WRITE_BARRIER, Konrad Rzeszutek Wilk, 2012/04/26